+
+######################################################################
+RECONNECT_CHECK([passive mode],
+ [passive
+enable
+
+# Start listening.
+timeout
+run
+listening
+
+# Listening never times out.
+timeout
+run
+
+# Listening failed (accept() returned funny error?). Back off and try again.
+listen-error 0
+timeout
+run
+listening
+
+# Connection accepted.
+connected
+received
+advance 1000
+received
+
+# Connection times out.
+timeout
+run
+timeout
+run
+disconnected
+
+# Start listening again.
+timeout
+run
+listening
+],
+ [### t=1000 ###
+passive
+enable
+ in BACKOFF for 0 ms (0 ms backoff)
+
+# Start listening.
+timeout
+ advance 0 ms
+run
+ should connect
+listening
+ in LISTENING for 0 ms (0 ms backoff)
+
+# Listening never times out.
+timeout
+ no timeout
+run
+
+# Listening failed (accept() returned funny error?). Back off and try again.
+listen-error 0
+ in BACKOFF for 0 ms (1000 ms backoff)
+timeout
+ advance 1000 ms
+
+### t=2000 ###
+ in BACKOFF for 1000 ms (1000 ms backoff)
+run
+ should connect
+listening
+ in LISTENING for 0 ms (1000 ms backoff)
+
+# Connection accepted.
+connected
+ in ACTIVE for 0 ms (1000 ms backoff)
+ created 1000, last received 1000, last connected 2000
+ 1 successful connections out of 1 attempts, seqno 1
+ connected (0 ms), total 0 ms connected
+received
+ created 1000, last received 2000, last connected 2000
+advance 1000
+
+### t=3000 ###
+ in ACTIVE for 1000 ms (1000 ms backoff)
+ connected (1000 ms), total 1000 ms connected
+received
+ created 1000, last received 3000, last connected 2000
+
+# Connection times out.
+timeout
+ advance 5000 ms
+
+### t=8000 ###
+ in ACTIVE for 6000 ms (1000 ms backoff)
+ connected (6000 ms), total 6000 ms connected
+run
+ should send probe
+ in IDLE for 0 ms (1000 ms backoff)
+timeout
+ advance 5000 ms
+
+### t=13000 ###
+ in IDLE for 5000 ms (1000 ms backoff)
+ connected (11000 ms), total 11000 ms connected
+run
+ should disconnect
+disconnected
+ in BACKOFF for 0 ms (0 ms backoff)
+ 1 successful connections out of 1 attempts, seqno 2
+ not connected (0 ms), total 11000 ms connected
+
+# Start listening again.
+timeout
+ advance 0 ms
+run
+ should connect
+listening
+ in LISTENING for 0 ms (0 ms backoff)
+])